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Intelligent optimization of eco-friendly H2/freshwater production and CO2 reduction layout integrating GT/rankine cycle/absorption chiller/TEG unit/PEM electrolyzer/RO section
Process Safety and Environmental Protection ( IF 6.9 ) Pub Date : 2024-06-22 , DOI: 10.1016/j.psep.2024.06.062
Shuguang Li , Yuchi Leng , Tirumala Uday Kumar Nutakki , Sherzod Abdullaev , Yasser Fouad , Merwa Alhadrawi

The present study introduces an innovative approach tailored for gas turbine power plants to provide residential freshwater and energy, while also taking into account environmental concerns. The innovative design integrates sophisticated combustion technologies and effective heat recovery systems to enhance energy conversion processes and mitigate emissions, thereby facilitating more sustainable and environmentally-conscious power generation. The proposed system demonstrates capability in generating electrical power, producing desalinated water, and providing cooling capacity, thereby presenting a feasible substitute to conventional gas turbine systems. This research investigates the fundamental case of a gas turbine power plant and compares it to a modified system that includes heat recovery and hydrogen blending. The proposed system has been rigorously designed, analyzed, and optimized, with performance outcomes evaluated in comparison to the base case. Numerous effective parameters are taken into consideration in the exploration of the system's performance and the implementation of a multi-objective optimization procedure. The aims of this study encompass the optimization of overall exergy efficiency, the minimization of total cost rate, and the reduction of normalized CO emissions. The findings indicate a noteworthy enhancement in the suggested system when compared to the conventional base system. The overall exergy efficiency saw an increase from 31. 34–4273 %, accompanied by a decrease in the total cost rate from 1847 to 1514 $/h, and a reduction in the CO emission rate from 2. 22 kg/s to 1. 62 Moreover, through a comparative analysis, it is evident that augmenting the production capacity of the modified system results in a significant decrease in the power plant's payback period by 0. 8 years. The outcomes of this study offer significant insights for the creation of power generation systems that are both more effective and environmentally sustainable.

中文翻译:


GT/朗肯循环/吸收式冷水机组/TEG机组/PEM电解槽/RO工段一体化的环保制氢/淡水生产及CO2减排布局智能优化



本研究介绍了一种为燃气轮机发电厂量身定制的创新方法,为住宅提供淡水和能源,同时也考虑到环境问题。创新设计集成了先进的燃烧技术和有效的热回收系统,以增强能量转换过程并减少排放,从而促进更可持续和更环保的发电。所提出的系统展示了发电、生产淡化水和提供冷却能力的能力,从而为传统燃气轮机系统提供了可行的替代品。这项研究调查了燃气轮机发电厂的基本情况,并将其与包括热回收和氢气混合的改进系统进行了比较。所提出的系统经过严格设计、分析和优化,并与基本案例进行比较,评估了性能结果。在探索系统性能和实施多目标优化过程时考虑了许多有效参数。本研究的目的包括优化整体火用效率、最小化总成本率以及减少标准化二氧化碳排放量。研究结果表明,与传统的基本系统相比,所建议的系统有显着的增强。总体火用效率从 31. 34% 提高到 4273%,总成本率从 1847 美元/小时下降到 1514 美元/小时,二氧化碳排放率从 2. 22kg/s 降低到 1. 22 千克/秒。 62 此外,通过比较分析,显然,提高改造系统的生产能力会导致电厂的投资回收期显着缩短 0. 8 年。这项研究的结果为创建更有效且环境可持续的发电系统提供了重要的见解。
更新日期:2024-06-22
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